On Thu, Feb 22, 2007 at 09:38:22AM +0100, Ingo Molnar wrote:
> Subject: [patch] x86: add -freg-struct-return to CFLAGS
> From: Ingo Molnar <[email protected]>
>
> Jeremy Fitzhardinge suggested the use of -freg-struct-return, which does
> structure-returns (such as when using pte_t) in registers instead of on
> the stack.
>
> that is indeed so, and this option reduced the kernel size a bit:
>
> text data bss dec hex filename
> 4799506 543456 3760128 9103090 8ae6f2 vmlinux.before
> 4798117 543456 3760128 9101701 8ae185 vmlinux.after
>
> the resulting kernel booted fine on my testbox. Lets go for it.
Ok I added it for now. Let's see what happens.
I guess people maintaining external Makefiles without Kbuild
are in for a nasty surprise again though. Cannot be avoided unfortunately.
-Andi
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to [email protected]
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
[Index of Archives]
[Kernel Newbies]
[Netfilter]
[Bugtraq]
[Photo]
[Stuff]
[Gimp]
[Yosemite News]
[MIPS Linux]
[ARM Linux]
[Linux Security]
[Linux RAID]
[Video 4 Linux]
[Linux for the blind]
[Linux Resources]
